Maintenance Repair Overhaul (MRO) (‘O’ Level servicing on aircraft mechanical system)

Additive/Subtractive Manufacturing (3D-printing; Milling; Turning, CNC Milling; CNC Turning; Waterjet cutting; laser cutting; Surface Grinding)

Computer-Aided Design (CAD)/Computer-Aided Manufacturing (CAM) (SolidWorks, Autodesk Inventor, Hypermill, Solidcam)